17 FIBER REINFORCED PLASTIC PRODUCTS-NAMELY, ELONGATED PRODUCTS BOTH SOLID IN CROSS-SECTION AND HOLLOW, OR VARIOUS CROSS-SECTIONAL SHAPES, SUCH PRODUCTS TYPICALLY BEING OF POLYESTER OR EPOXY RESIN REINFORCED WITH INORGANIC OR ORGANIC FIBERS, AND MORE SPECIFICALLY INCLUDING SUCH RESINS REINFORCED WITH GLASS FIBERS AND FORMED INTO THE SHAPE OF RODS, ANGLES AND I-BEAMS